in the following Primera División season. The Primera División team (Team 1) played the second leg at home. Both San Martín de San Juan and Belgrano defeated their Primera División counterparts—Gimnasia de La Plata and River Plate, respectively—to successfully earn promotion to the Primera División for the 2011–12 season. Of historic note, this is the first time River Plate got relegated to the Primera B Nacional. |- !colspan="5"|Relegation/promotion playoff 1 !colspan="5"|Relegation/promotion playoff 2 International qualification Copa Libertadores The 2010 Clausura champion (Argentinos Juniors) and the 2010 Apertura champion (Estudiantes de La Plata) earned a berth to the 2011 Copa Libertadores. Independiente won the 2010 Copa Sudamericana and earned a berth into the competition. The remaining two berths were determined by an aggregate table of the 2010 Clausura and 2010 Apertura tournaments. Copa Sudamericana Qualification for the 2011 Copa Sudamericana was determined by an aggregate table of the Apertura 2010 and Clausura 2011 tournaments. See also 2010–11 in Argentine football Notes References External links Official website of the Argentine Football Association Season regulations Universofutbol.com Clausura 2010 1 Argentine Primera División seasons